<script setup>
import '@wangeditor/editor/dist/css/style.css' // 引入 css
import { onBeforeUnmount, ref, shallowRef, onMounted } from 'vue'
import { Editor, Toolbar } from '@wangeditor/editor-for-vue'
import { message } from 'ant-design-vue';


// 编辑器实例，必须用 shallowRef
const editorRef = shallowRef()

// 编辑器内容 HTML
const valueHtml = ref('')

const getVal = defineEmits(['valueHtml']) // 注册事件


const handclick = () => {
  console.log(valueHtml.value,'valueHtml.value');
  if(valueHtml.value === '<p><br></p>') return message.error('不能提交空内容')
  getVal('valueHtml', valueHtml.value)
  message.success('提交成功')
}

const toolbarConfig = {}

// 组件销毁时，也及时销毁编辑器
onBeforeUnmount(() => {
  const editor = editorRef.value
  if (editor == null) return
  editor.destroy()
})

const handleCreated = (editor) => {
  editorRef.value = editor // 记录 editor 实例，重要！
}

let serverUrl = 'http://127.0.0.1:3000'
const editorConfig = {
  placeholder: '请输入内容...',
  withCredentials:true,//定义该属性为ture表示允许跨域访问
  MENU_CONF: {
    uploadImage: {
      //上传图片配置
      server: serverUrl + '/index/upload-webImgs', //上传接口地址
      fieldName: 'imgs', //上传文件名
      methods: 'post',
      metaWithUrl: true, // 参数拼接到 url 上

      // 单个文件上传成功之后
      // onSuccess(file, res) {
      //   console.log(`${file.name} 上传成功`, res);
      // },
      // 自定义插入图片, 
      customInsert(res, insertFn) {
        // 在res 里面获取图片地址，
        insertFn(serverUrl + res.data.url ); //回显，这里和服务器地址和图片地址样所以复用
      },
    },
  },
};


</script>  

<template>
  <div>
    <div style="border: 1px solid #ccc">
      <Toolbar style="border-bottom: 1px solid #ccc" :editor="editorRef" :defaultConfig="toolbarConfig" mode="simple " />
      <Editor style="height: 500px; overflow-y: hidden;" v-model="valueHtml" :defaultConfig="editorConfig" mode="default"
        @onCreated="handleCreated" />
    </div>
    <a-button type="primary" @click="handclick">提交内容</a-button>
  </div>
</template>